At the same time, we must make sure the availability after installing it . this is the key technology that will be discussed in this article . physical partition device is based on the principle of “ information ferry ”, two cpus are put into the device to make sure that there are no 本文還提出了傳輸軟件、服務(wù)器鏡像等的設(shè)計(jì)原理和功能規(guī)范,使得在不同安全區(qū)內(nèi)的系統(tǒng),尤其是位于物理隔離兩側(cè)的系統(tǒng)之間進(jìn)行數(shù)據(jù)交換時(shí),感受不到隔離裝置的影響,好像它們是工作在暢通無阻的網(wǎng)絡(luò)環(huán)境一樣,以此解決高安全環(huán)境下的系統(tǒng)可用性問題。